cosmic-settings/cosmic-settings/src/app.rs
2025-04-02 14:33:45 -06:00

1177 lines
43 KiB
Rust

// Copyright 2023 System76 <info@system76.com>
// SPDX-License-Identifier: GPL-3.0-only
use crate::PageCommands;
use crate::config::Config;
#[cfg(feature = "page-accessibility")]
use crate::pages::accessibility;
use crate::pages::applications;
#[cfg(feature = "page-bluetooth")]
use crate::pages::bluetooth;
use crate::pages::desktop::{self, appearance};
#[cfg(feature = "page-display")]
use crate::pages::display;
#[cfg(feature = "page-input")]
use crate::pages::input;
#[cfg(feature = "page-networking")]
use crate::pages::networking;
#[cfg(feature = "page-power")]
use crate::pages::power;
#[cfg(feature = "page-sound")]
use crate::pages::sound;
use crate::pages::{self, system, time};
use crate::subscription::desktop_files;
use crate::widget::{page_title, search_header};
#[cfg(feature = "wayland")]
use cosmic::cctk::{sctk::output::OutputInfo, wayland_client::protocol::wl_output::WlOutput};
use cosmic::{
Element,
app::{Core, Task, context_drawer::ContextDrawer},
iced::{
self, Length, Subscription,
event::{self, PlatformSpecific},
window,
},
prelude::*,
surface,
widget::{
button, column, container, icon, id_container, nav_bar, row, scrollable, segmented_button,
settings, text_input,
},
};
#[cfg(feature = "wayland")]
use cosmic_panel_config::CosmicPanelConfig;
use cosmic_settings_page::{self as page, section};
#[cfg(feature = "wayland")]
use desktop::{
dock,
panel::{self, applets_inner, inner as _panel},
};
#[cfg(feature = "wayland")]
use event::wayland;
use page::Entity;
use std::collections::BTreeSet;
use std::{borrow::Cow, str::FromStr};
#[allow(clippy::struct_excessive_bools)]
#[allow(clippy::module_name_repetitions)]
pub struct SettingsApp {
last_active_page: Box<str>,
active_page: page::Entity,
active_context_page: Option<page::Entity>,
loaded_pages: BTreeSet<page::Entity>,
config: Config,
core: Core,
nav_model: nav_bar::Model,
pages: page::Binder<crate::pages::Message>,
search_active: bool,
search_id: cosmic::widget::Id,
search_input: String,
search_selections: Vec<(page::Entity, section::Entity)>,
context_title: Option<String>,
}
impl SettingsApp {
fn subtask_to_page(&self, cmd: &PageCommands) -> Option<Entity> {
match cmd {
#[cfg(feature = "page-accessibility")]
PageCommands::Accessibility => self.pages.page_id::<accessibility::Page>(),
#[cfg(feature = "page-accessibility")]
PageCommands::AccessibilityMagnifier => {
self.pages.page_id::<accessibility::magnifier::Page>()
}
#[cfg(feature = "page-about")]
PageCommands::About => self.pages.page_id::<system::about::Page>(),
PageCommands::Appearance => self.pages.page_id::<desktop::appearance::Page>(),
PageCommands::Applications => self.pages.page_id::<applications::Page>(),
#[cfg(feature = "page-bluetooth")]
PageCommands::Bluetooth => self.pages.page_id::<bluetooth::Page>(),
#[cfg(feature = "page-date")]
PageCommands::DateTime => self.pages.page_id::<time::date::Page>(),
#[cfg(feature = "page-default-apps")]
PageCommands::DefaultApps => self.pages.page_id::<applications::default_apps::Page>(),
PageCommands::Desktop => self.pages.page_id::<desktop::Page>(),
#[cfg(feature = "page-display")]
PageCommands::Displays => self.pages.page_id::<display::Page>(),
#[cfg(feature = "wayland")]
PageCommands::Dock => self.pages.page_id::<desktop::dock::Page>(),
PageCommands::Firmware => self.pages.page_id::<system::firmware::Page>(),
#[cfg(feature = "page-input")]
PageCommands::Input => self.pages.page_id::<input::Page>(),
#[cfg(feature = "page-input")]
PageCommands::Keyboard => self.pages.page_id::<input::keyboard::Page>(),
#[cfg(feature = "page-legacy-applications")]
PageCommands::LegacyApplications => self
.pages
.page_id::<applications::legacy_applications::Page>(),
#[cfg(feature = "page-input")]
PageCommands::Mouse => self.pages.page_id::<input::mouse::Page>(),
#[cfg(feature = "page-networking")]
PageCommands::Network => self.pages.page_id::<networking::Page>(),
#[cfg(feature = "wayland")]
PageCommands::Panel => self.pages.page_id::<desktop::panel::Page>(),
#[cfg(feature = "page-power")]
PageCommands::Power => self.pages.page_id::<power::Page>(),
#[cfg(feature = "page-region")]
PageCommands::RegionLanguage => self.pages.page_id::<time::region::Page>(),
#[cfg(feature = "page-sound")]
PageCommands::Sound => self.pages.page_id::<sound::Page>(),
PageCommands::System => self.pages.page_id::<system::Page>(),
PageCommands::Time => self.pages.page_id::<time::Page>(),
#[cfg(feature = "page-input")]
PageCommands::Touchpad => self.pages.page_id::<input::touchpad::Page>(),
#[cfg(feature = "page-users")]
PageCommands::Users => self.pages.page_id::<system::users::Page>(),
#[cfg(feature = "page-networking")]
PageCommands::Vpn => self.pages.page_id::<networking::vpn::Page>(),
PageCommands::Wallpaper => self.pages.page_id::<desktop::wallpaper::Page>(),
#[cfg(feature = "page-window-management")]
PageCommands::WindowManagement => {
self.pages.page_id::<desktop::window_management::Page>()
}
#[cfg(feature = "page-networking")]
PageCommands::Wired => self.pages.page_id::<networking::wired::Page>(),
#[cfg(feature = "page-networking")]
PageCommands::Wireless => self.pages.page_id::<networking::wifi::Page>(),
#[cfg(feature = "page-workspaces")]
PageCommands::Workspaces => self.pages.page_id::<desktop::workspaces::Page>(),
}
}
fn id(&self) -> cosmic::iced_core::id::Id {
let cur_page_name = self.pages.info[self.active_page].id.as_ref();
cosmic::iced_core::id::Id::new(cur_page_name.to_owned())
}
}
#[derive(Clone, Debug)]
pub enum Message {
CloseContextDrawer,
#[cfg(feature = "wayland")]
DesktopInfo,
Error(String),
None,
OpenContextDrawer(Entity, Cow<'static, str>),
#[cfg(feature = "wayland")]
OutputAdded(OutputInfo, WlOutput),
#[cfg(feature = "wayland")]
OutputRemoved(WlOutput),
Page(page::Entity),
PageMessage(crate::pages::Message),
#[cfg(feature = "wayland")]
PanelConfig(CosmicPanelConfig),
SearchActivate,
SearchChanged(String),
SearchClear,
SearchSubmit,
SetTheme(cosmic::theme::Theme),
SetWindowTitle,
Surface(surface::Action),
}
impl cosmic::Application for SettingsApp {
type Executor = cosmic::executor::single::Executor;
type Flags = crate::Args;
type Message = Message;
const APP_ID: &'static str = "com.system76.CosmicSettings";
fn core(&self) -> &Core {
&self.core
}
fn core_mut(&mut self) -> &mut Core {
&mut self.core
}
fn init(core: Core, flags: Self::Flags) -> (Self, Task<Self::Message>) {
let config = Config::new();
let mut app = SettingsApp {
active_page: page::Entity::default(),
active_context_page: None,
last_active_page: config.active_page(),
loaded_pages: BTreeSet::new(),
config,
core,
nav_model: nav_bar::Model::default(),
pages: page::Binder::default(),
search_active: false,
search_id: cosmic::widget::Id::unique(),
search_input: String::new(),
search_selections: Vec::default(),
context_title: None,
};
#[cfg(feature = "page-networking")]
app.insert_page::<networking::Page>();
#[cfg(feature = "page-bluetooth")]
app.insert_page::<bluetooth::Page>();
#[cfg(feature = "page-accessibility")]
app.insert_page::<accessibility::Page>();
let desktop_id = app.insert_page::<desktop::Page>().id();
#[cfg(feature = "page-display")]
app.insert_page::<display::Page>();
#[cfg(feature = "page-sound")]
app.insert_page::<sound::Page>();
#[cfg(feature = "page-power")]
app.insert_page::<power::Page>();
#[cfg(feature = "page-input")]
app.insert_page::<input::Page>();
app.insert_page::<applications::Page>();
app.insert_page::<time::Page>();
app.insert_page::<system::Page>();
let active_id = match flags.sub_command {
Some(p) => app.subtask_to_page(&p),
None => app
.pages
.find_page_by_id(&app.last_active_page)
.map(|(id, _info)| id),
}
.unwrap_or(desktop_id);
let task = app.activate_page(active_id);
(app, task)
}
fn nav_model(&self) -> Option<&nav_bar::Model> {
Some(&self.nav_model)
}
fn header_start(&self) -> Vec<Element<Self::Message>> {
let mut widgets = Vec::new();
widgets.push(if self.search_active {
text_input::search_input("", &self.search_input)
.width(Length::Fixed(240.0))
.id(self.search_id.clone())
.on_clear(Message::SearchClear)
.on_input(Message::SearchChanged)
.on_submit(|_| Message::SearchSubmit)
.into()
} else {
icon::from_name("system-search-symbolic")
.apply(button::icon)
.padding(8)
.on_press(Message::SearchActivate)
.into()
});
widgets
}
fn on_app_exit(&mut self) -> Option<Self::Message> {
self.pages.on_leave(self.active_page);
None
}
fn on_escape(&mut self) -> Task<Self::Message> {
if self.search_active {
self.search_active = false;
self.search_clear();
}
Task::none()
}
fn on_nav_select(&mut self, id: nav_bar::Id) -> Task<Self::Message> {
if let Some(page) = self.nav_model.data::<page::Entity>(id).copied() {
return self.activate_page(page);
}
Task::none()
}
fn on_search(&mut self) -> Task<Self::Message> {
self.search_active = true;
cosmic::widget::text_input::focus(self.search_id.clone())
}
fn subscription(&self) -> Subscription<Message> {
Subscription::batch(vec![
#[cfg(feature = "ashpd")]
crate::subscription::daytime().map(|daytime| {
Message::PageMessage(pages::Message::Appearance(appearance::Message::Daytime(
daytime,
)))
}),
#[cfg(feature = "wayland")]
event::listen_with(|event, _, _id| match event {
#[cfg(feature = "wayland")]
iced::Event::PlatformSpecific(PlatformSpecific::Wayland(
wayland::Event::Output(wayland::OutputEvent::Created(Some(info)), o),
)) if info.name.is_some() => Some(Message::OutputAdded(info, o)),
#[cfg(feature = "wayland")]
iced::Event::PlatformSpecific(PlatformSpecific::Wayland(
wayland::Event::Output(wayland::OutputEvent::Removed, o),
)) => Some(Message::OutputRemoved(o)),
_ => None,
}),
#[cfg(feature = "wayland")]
// Watch for changes to installed desktop entries
desktop_files(0).map(|_| Message::DesktopInfo),
// Watch for configuration changes to the panel.
#[cfg(feature = "wayland")]
self.core()
.watch_config::<CosmicPanelConfig>("com.system76.CosmicPanel.Panel")
.map(|update| {
for why in update.errors {
tracing::error!(?why, "panel config load error");
}
Message::PanelConfig(update.config)
}),
#[cfg(feature = "wayland")]
self.core()
.watch_config::<CosmicPanelConfig>("com.system76.CosmicPanel.Dock")
.map(|update| {
for why in update.errors {
tracing::error!(?why, "dock config load error");
}
Message::PanelConfig(update.config)
}),
// Watch for state changes from the cosmic-bg session service.
self.core()
.watch_state::<cosmic_bg_config::state::State>(cosmic_bg_config::NAME)
.map(|update| {
Message::PageMessage(pages::Message::DesktopWallpaper(
pages::desktop::wallpaper::Message::UpdateState(update.config),
))
}),
])
}
#[allow(clippy::too_many_lines)]
fn update(&mut self, message: Message) -> Task<Self::Message> {
match message {
Message::Page(page) => return self.activate_page(page),
Message::None => (),
Message::SetWindowTitle => return self.set_title(),
Message::SearchChanged(phrase) => {
return self.search_changed(phrase);
}
Message::SearchActivate => {
self.search_active = true;
return cosmic::widget::text_input::focus(self.search_id.clone());
}
Message::SearchClear => {
self.search_clear();
}
Message::SearchSubmit => {
self.search_active = true;
}
Message::PageMessage(message) => match message {
#[cfg(feature = "page-accessibility")]
crate::pages::Message::Accessibility(message) => {
if let Some(page) = self.pages.page_mut::<accessibility::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-accessibility")]
crate::pages::Message::AccessibilityMagnifier(message) => {
if let Some(page) = self.pages.page_mut::<accessibility::magnifier::Page>() {
return page.update(self.active_page, message).map(Into::into);
}
}
#[cfg(feature = "page-about")]
crate::pages::Message::About(message) => {
if let Some(page) = self.pages.page_mut::<system::about::Page>() {
return page.update(message).map(Into::into);
}
}
crate::pages::Message::Appearance(message) => {
if let Some(page) = self.pages.page_mut::<appearance::Page>() {
return page.update(message).map(Into::into);
}
}
crate::pages::Message::Applications(message) => {
page::update!(self.pages, message, applications::Page);
}
#[cfg(feature = "page-bluetooth")]
crate::pages::Message::Bluetooth(message) => {
if let Some(page) = self.pages.page_mut::<bluetooth::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-date")]
crate::pages::Message::DateAndTime(message) => {
if let Some(page) = self.pages.page_mut::<time::date::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-default-apps")]
crate::pages::Message::DefaultApps(message) => {
if let Some(page) = self.pages.page_mut::<applications::default_apps::Page>() {
return page.update(message).map(Into::into);
}
}
crate::pages::Message::Desktop(message) => {
page::update!(self.pages, message, desktop::Page);
}
crate::pages::Message::DesktopWallpaper(message) => {
if let Some(page) = self.pages.page_mut::<desktop::wallpaper::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-workspaces")]
crate::pages::Message::DesktopWorkspaces(message) => {
page::update!(self.pages, message, desktop::workspaces::Page);
}
#[cfg(feature = "page-display")]
crate::pages::Message::Displays(message) => {
if let Some(page) = self.pages.page_mut::<display::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "wayland")]
crate::pages::Message::Dock(message) => {
if let Some(page) = self.pages.page_mut::<dock::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "wayland")]
crate::pages::Message::DockApplet(message) => {
if let Some(page) = self.pages.page_mut::<dock::applets::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-input")]
crate::pages::Message::Input(message) => {
if let Some(page) = self.pages.page_mut::<input::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-input")]
crate::pages::Message::Keyboard(message) => {
if let Some(page) = self.pages.page_mut::<input::keyboard::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-input")]
crate::pages::Message::KeyboardShortcuts(message) => {
if let Some(page) = self.pages.page_mut::<input::keyboard::shortcuts::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-input")]
crate::pages::Message::CustomShortcuts(message) => {
if let Some(page) = self
.pages
.page_mut::<input::keyboard::shortcuts::custom::Page>()
{
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-legacy-applications")]
crate::pages::Message::LegacyApplications(message) => {
page::update!(self.pages, message, applications::legacy_applications::Page);
}
#[cfg(feature = "page-input")]
crate::pages::Message::ManageWindowShortcuts(message) => {
if let Some(page) = self
.pages
.page_mut::<input::keyboard::shortcuts::manage_windows::Page>()
{
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-input")]
crate::pages::Message::MoveWindowShortcuts(message) => {
if let Some(page) = self
.pages
.page_mut::<input::keyboard::shortcuts::move_window::Page>()
{
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-input")]
crate::pages::Message::NavShortcuts(message) => {
if let Some(page) = self
.pages
.page_mut::<input::keyboard::shortcuts::nav::Page>()
{
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-region")]
crate::pages::Message::Region(message) => {
if let Some(page) = self.pages.page_mut::<time::region::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-sound")]
crate::pages::Message::Sound(message) => {
if let Some(page) = self.pages.page_mut::<sound::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-users")]
crate::pages::Message::User(message) => {
if let Some(page) = self.pages.page_mut::<system::users::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-input")]
crate::pages::Message::SystemShortcuts(message) => {
if let Some(page) = self
.pages
.page_mut::<input::keyboard::shortcuts::system::Page>()
{
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-input")]
crate::pages::Message::TilingShortcuts(message) => {
if let Some(page) = self
.pages
.page_mut::<input::keyboard::shortcuts::tiling::Page>()
{
return page.update(message).map(Into::into);
}
}
crate::pages::Message::External { .. } => {
todo!("external plugins not supported yet");
}
crate::pages::Message::Page(page) => {
return self.activate_page(page);
}
#[cfg(feature = "page-networking")]
crate::pages::Message::Networking(message) => {
if let Some(page) = self.pages.page_mut::<networking::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "wayland")]
crate::pages::Message::Panel(message) => {
if let Some(page) = self.pages.page_mut::<panel::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "wayland")]
crate::pages::Message::PanelApplet(message) => {
if let Some(page) = self.pages.page_mut::<applets_inner::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-power")]
crate::pages::Message::Power(message) => {
if let Some(page) = self.pages.page_mut::<power::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-networking")]
crate::pages::Message::Vpn(message) => {
if let Some(page) = self.pages.page_mut::<networking::vpn::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-networking")]
crate::pages::Message::WiFi(message) => {
if let Some(page) = self.pages.page_mut::<networking::wifi::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-window-management")]
crate::pages::Message::WindowManagement(message) => {
if let Some(page) = self.pages.page_mut::<desktop::window_management::Page>() {
return page.update(message).map(Into::into);
}
}
#[cfg(feature = "page-networking")]
crate::pages::Message::Wired(message) => {
if let Some(page) = self.pages.page_mut::<networking::wired::Page>() {
return page.update(message).map(Into::into);
}
}
crate::pages::Message::StartupApps(message) => {
if let Some(page) = self.pages.page_mut::<applications::startup_apps::Page>() {
return page.update(message).map(Into::into);
}
}
},
#[cfg(feature = "wayland")]
Message::OutputAdded(info, output) => {
let mut commands = vec![];
if let Some(page) = self.pages.page_mut::<panel::Page>() {
commands.push(
page.update(panel::Message(_panel::Message::OutputAdded(
info.name.clone().unwrap_or_default(),
output.clone(),
)))
.map(Into::into),
);
}
if let Some(page) = self.pages.page_mut::<dock::Page>() {
commands.push(
page.update(dock::Message::Inner(_panel::Message::OutputAdded(
info.name.unwrap_or_default(),
output,
)))
.map(Into::into),
);
}
return Task::batch(commands);
}
#[cfg(feature = "wayland")]
Message::OutputRemoved(output) => {
let mut commands = vec![];
if let Some(page) = self.pages.page_mut::<panel::Page>() {
commands.push(
page.update(panel::Message(_panel::Message::OutputRemoved(
output.clone(),
)))
.map(Into::into),
);
}
if let Some(page) = self.pages.page_mut::<dock::Page>() {
commands.push(
page.update(dock::Message::Inner(_panel::Message::OutputRemoved(output)))
.map(Into::into),
);
}
return Task::batch(commands);
}
#[cfg(feature = "wayland")]
Message::PanelConfig(config) if config.name.to_lowercase().contains("panel") => {
let mut tasks = Vec::new();
if let Some(page) = self.pages.page_mut::<panel::Page>() {
tasks.push(
page.update(panel::Message(_panel::Message::PanelConfig(config.clone())))
.map(Into::into),
);
}
if let Some(page) = self.pages.page_mut::<applets_inner::Page>() {
tasks.push(
page.update(applets_inner::Message::PanelConfig(config))
.map(Into::into),
);
}
return Task::batch(tasks);
}
#[cfg(feature = "wayland")]
Message::PanelConfig(config) if config.name.to_lowercase().contains("dock") => {
let mut tasks = Vec::new();
if let Some(page) = self.pages.page_mut::<dock::Page>() {
tasks.push(
page.update(dock::Message::Inner(_panel::Message::PanelConfig(
config.clone(),
)))
.map(Into::into),
);
}
if let Some(page) = self.pages.page_mut::<dock::applets::Page>() {
tasks.push(
page.update(dock::applets::Message(applets_inner::Message::PanelConfig(
config,
)))
.map(Into::into),
);
}
return Task::batch(tasks);
}
#[cfg(feature = "wayland")]
Message::PanelConfig(_) => {}
#[cfg(feature = "wayland")]
Message::DesktopInfo => {
let info_list: Vec<_> = freedesktop_desktop_entry::Iter::new(
freedesktop_desktop_entry::default_paths(),
)
.filter_map(|p| applets_inner::Applet::try_from(Cow::from(p)).ok())
.collect();
page::update!(
self.pages,
dock::applets::Message(applets_inner::Message::Applets(info_list.clone())),
dock::applets::Page
);
if let Some(page) = self.pages.page_mut::<applets_inner::Page>() {
return page
.update(applets_inner::Message::Applets(info_list))
.map(Into::into);
}
}
Message::SetTheme(t) => return cosmic::command::set_theme(t),
Message::OpenContextDrawer(page, title) => {
self.core.window.show_context = true;
self.active_context_page = Some(page);
self.context_title = Some(title.to_string());
}
Message::CloseContextDrawer => return self.close_context_drawer(),
Message::Error(error) => {
tracing::error!(error, "error occurred");
}
Message::Surface(a) => {
return cosmic::task::message(cosmic::Action::Cosmic(
cosmic::app::Action::Surface(a),
));
}
}
Task::none()
}
#[cfg(feature = "single-instance")]
fn dbus_activation(&mut self, msg: cosmic::dbus_activation::Message) -> Task<Self::Message> {
match msg.msg {
cosmic::dbus_activation::Details::Activate
| cosmic::dbus_activation::Details::Open { .. } => None,
cosmic::dbus_activation::Details::ActivateAction { action, .. } => {
PageCommands::from_str(&action)
.ok()
.and_then(|action| self.subtask_to_page(&action))
.map(|e| self.activate_page(e))
}
}
.unwrap_or_else(Task::none)
}
fn view(&self) -> Element<Message> {
let view = if self.search_active && !self.search_input.is_empty() {
self.search_view()
} else if let Some(content) = self.pages.content(self.active_page) {
self.page_view(content)
} else if let Some(sub_pages) = self.pages.sub_pages(self.active_page) {
self.sub_page_view(sub_pages)
} else {
return self.page_container(row::row());
};
container(view).into()
}
#[allow(clippy::too_many_lines)]
fn view_window(&self, id: window::Id) -> Element<Message> {
panic!("unknown window ID: {id:?}");
}
fn context_drawer(&self) -> Option<ContextDrawer<Message>> {
if self.core.window.show_context {
self.active_context_page.and_then(|context_page| {
self.pages.context_drawer(context_page).map(|cd| {
let cd = cosmic::app::context_drawer::context_drawer(
cd.map(Message::PageMessage),
Message::CloseContextDrawer,
);
if let Some(title) = self.context_title.as_ref() {
cd.title(title)
} else {
cd
}
})
})
} else {
None
}
}
fn dialog(&self) -> Option<Element<Self::Message>> {
self.pages
.dialog(self.active_page)
.map(|e| e.map(Message::PageMessage))
}
fn system_theme_update(
&mut self,
_keys: &[&'static str],
new_theme: &cosmic::cosmic_theme::Theme,
) -> Task<Self::Message> {
let mut tasks = Vec::new();
#[cfg(feature = "page-accessibility")]
if let Some(page) = self.pages.page_mut::<accessibility::Page>() {
tasks.push(
page.update(accessibility::Message::SystemTheme(Box::new(
new_theme.clone(),
)))
.map(Into::into),
);
}
if let Some(page) = self.pages.page_mut::<appearance::Page>() {
tasks.push(
page.update(appearance::Message::NewTheme(Box::new(new_theme.clone())))
.map(Into::into),
);
}
Task::batch(tasks)
}
}
impl SettingsApp {
/// Activates a page.
fn activate_page(&mut self, page: page::Entity) -> Task<crate::Message> {
let current_page = self.active_page;
self.active_page = page;
let mut leave_task = iced::Task::none();
let mut close_context_drawer_task = iced::Task::none();
if current_page != page {
self.loaded_pages.remove(&current_page);
close_context_drawer_task = self.close_context_drawer();
leave_task = self
.pages
.on_leave(current_page)
.unwrap_or(iced::Task::none())
.map(Message::PageMessage)
.map(Into::into);
self.last_active_page = Box::from(&*self.pages.info[page].id);
self.config.set_active_page(self.last_active_page.clone());
}
self.search_clear();
self.search_active = false;
self.activate_navbar(page);
self.loaded_pages.insert(page);
let page_task = self
.pages
.on_enter(page)
.map(Message::PageMessage)
.map(Into::into);
Task::batch(vec![
leave_task,
page_task,
close_context_drawer_task,
cosmic::task::future(async { Message::SetWindowTitle }),
])
}
fn set_title(&mut self) -> Task<crate::Message> {
self.set_window_title(
format!(
"{} - COSMIC Settings",
self.pages.info[self.active_page].title
),
self.core.main_window_id().unwrap(),
)
}
/// Activates the navbar item associated with a page.
fn activate_navbar(&mut self, mut page: page::Entity) {
if let Some(parent) = self.pages.info[page].parent {
page = parent;
}
if let Some(nav_id) = self.pages.data(page) {
self.nav_model.activate(*nav_id);
}
}
fn close_context_drawer(&mut self) -> Task<Message> {
self.core.window.show_context = false;
self.active_context_page = None;
self.pages
.on_context_drawer_close(self.active_page)
.unwrap_or(iced::Task::none())
.map(Message::PageMessage)
.map(Into::into)
}
/// Adds a main page to the settings application.
fn insert_page<P: page::AutoBind<crate::pages::Message>>(
&mut self,
) -> page::Insert<crate::pages::Message> {
let id = self.pages.register::<P>().id();
self.navbar_insert(id);
page::Insert {
model: &mut self.pages,
id,
}
}
fn navbar_insert(&mut self, id: page::Entity) -> segmented_button::SingleSelectEntityMut {
let page = &self.pages.info[id];
self.nav_model
.insert()
.text(page.title.clone())
.icon(icon::from_name(&*page.icon_name))
.data(id)
.with_id(|nav_id| self.pages.data_set(id, nav_id))
}
/// Displays the view of a page.
fn page_view(&self, content: &[section::Entity]) -> cosmic::Element<Message> {
let page = &self.pages.page[self.active_page];
let page_info = &self.pages.info[self.active_page];
let mut sections_column = Vec::with_capacity(content.len());
let header = if let Some(custom_header) = page.header() {
custom_header.map(Message::from)
} else if let Some(parent) = page_info.parent {
let page_header = crate::widget::sub_page_header(
page.title().unwrap_or(page_info.title.as_str()),
self.pages.info[parent].title.as_str(),
Message::Page(parent),
);
let mut page_header_content: cosmic::iced_widget::Row<'_, Message, Theme> =
row::with_capacity(2)
.align_y(iced::Alignment::End)
.push(page_header);
if let Some(element) = page.header_view() {
page_header_content = page_header_content.push(element.map(Message::from));
}
page_header_content.into()
} else {
cosmic::widget::text::title3(&page_info.title).into()
};
for id in content.iter().copied() {
let section = &self.pages.sections[id];
let model = &self.pages.page[self.active_page];
if section
.show_while
.as_ref()
.map_or(true, |func| func(model.as_ref()))
{
sections_column.push(
(section.view_fn)(&self.pages, model.as_ref(), section)
.map(Message::PageMessage),
);
}
}
let view = self
.page_container(settings::view_column(sections_column))
.apply(scrollable)
.height(Length::Fill)
.apply(|w| id_container(w, self.id()));
column::with_capacity(2)
.push(self.page_container(header))
.push(view)
.height(Length::Fill)
.into()
}
fn search_changed(&mut self, phrase: String) -> Task<crate::Message> {
// If the text was cleared, clear the search results too.
if phrase.is_empty() {
self.search_clear();
return Task::none();
}
let mut tasks = Vec::new();
// Create a case-insensitive regular expression for the search function.
let search_expression = regex::RegexBuilder::new(&phrase)
.case_insensitive(true)
.unicode(true)
.ignore_whitespace(true)
.size_limit(16 * 1024)
.build();
if let Ok(expression) = search_expression {
// With the new search expression, generate new search results.
let results: Vec<_> = self.pages.search(&expression).collect();
// Use the results if results were found.
if !results.is_empty() {
self.search_selections = results;
let mut unload = BTreeSet::new();
let mut load = BTreeSet::new();
'outer: for loaded_page in &self.loaded_pages {
for (page, _) in &self.search_selections {
if loaded_page == page {
continue 'outer;
}
}
unload.insert(*loaded_page);
}
for (page, _) in &self.search_selections {
if !self.loaded_pages.contains(page) {
load.insert(*page);
}
}
for page in load {
self.loaded_pages.insert(page);
tasks.push(self.pages.on_enter(page));
}
for page in unload {
self.loaded_pages.remove(&page);
self.pages.on_leave(page);
}
}
}
self.search_input = phrase;
if tasks.is_empty() {
Task::none()
} else {
cosmic::task::batch(tasks)
.map(Message::PageMessage)
.map(Into::into)
}
}
/// Clears the search results so that the search page will not be shown.
fn search_clear(&mut self) {
self.search_selections.clear();
self.search_input.clear();
}
/// Displays the search view.
fn search_view(&self) -> cosmic::Element<Message> {
let mut sections: Vec<cosmic::Element<Message>> = Vec::new();
let mut current_page = page::Entity::default();
for (page, section) in self.search_selections.iter().copied() {
let section = &self.pages.sections[section];
let model = &self.pages.page[page];
if page != current_page {
current_page = page;
sections.push(search_header(&self.pages, page));
}
if section
.show_while
.as_ref()
.map_or(true, |func| func(model.as_ref()))
{
let section = (section.view_fn)(&self.pages, model.as_ref(), section)
.map(Message::PageMessage)
.apply(container)
.padding([0, 0, 0, cosmic::theme::active().cosmic().space_l()]);
sections.push(section.into());
}
}
self.page_container(settings::view_column(sections))
.apply(scrollable)
.into()
}
/// Displays the sub-pages view of a page.
fn sub_page_view(&self, sub_pages: &[page::Entity]) -> cosmic::Element<Message> {
let theme = cosmic::theme::active();
let page_list = sub_pages
.iter()
.copied()
.fold(
column::with_capacity(sub_pages.len()),
|page_list, entity| {
let sub_page = &self.pages.info[entity];
page_list.push(crate::widget::page_list_item(
sub_page.title.as_str(),
sub_page.description.as_str(),
"",
&sub_page.icon_name,
entity,
))
},
)
.spacing(theme.cosmic().space_s())
.apply(|widget| scrollable(self.page_container(widget)).height(Length::Fill))
.apply(Element::from)
.map(Message::Page);
column::with_capacity(2)
.push(self.page_container(page_title(&self.pages.info[self.active_page])))
.push(page_list)
.height(Length::Fill)
.into()
}
fn page_container<'a, Message: 'static>(
&self,
content: impl Into<cosmic::Element<'a, Message>>,
) -> cosmic::Element<'a, Message> {
let theme = cosmic::theme::active();
let padding = if self.core.is_condensed() {
theme.cosmic().space_s()
} else {
theme.cosmic().space_l()
};
// prevents content from touching window edge on bottom of scroll
let bottom_spacer = theme.cosmic().space_m();
container(content.into())
.max_width(800)
.width(Length::Fill)
.apply(container)
.center_x(Length::Fill)
.padding([0, padding, bottom_spacer, padding])
.into()
}
}